Buffer Overflow Vulnerability in OpenSC's CAC Card Handling

CVE-2018-16421 · MEDIUM Severity

AV:L/AC:L/AU:N/C:P/I:P/A:P

Several buffer overflows when handling responses from a CAC Card in cac_get_serial_nr_from_CUID in libopensc/card-cac.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact.

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